From 8f10915145c77a807f620b0c9ccc86de53702f2c Mon Sep 17 00:00:00 2001
From: Daniel Dunbar <daniel@zuster.org>
Date: Thu, 15 Apr 2010 03:47:24 +0000
Subject: Remove unnecessary uses of <iostream>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101338 91177308-0d34-0410-b5e6-96231b3b80d8
---
 tools/opt/AnalysisWrappers.cpp | 1 -
 tools/opt/GraphPrinters.cpp    | 7 +++----
 utils/fpcmp/fpcmp.cpp          | 4 ++--
 3 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/tools/opt/AnalysisWrappers.cpp b/tools/opt/AnalysisWrappers.cpp
index 18360f837e..f548d007d7 100644
--- a/tools/opt/AnalysisWrappers.cpp
+++ b/tools/opt/AnalysisWrappers.cpp
@@ -22,7 +22,6 @@
 #include "llvm/Support/CallSite.h"
 #include "llvm/Analysis/CallGraph.h"
 #include "llvm/Support/raw_ostream.h"
-#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/tools/opt/GraphPrinters.cpp b/tools/opt/GraphPrinters.cpp
index bbf8d122e7..86f99324b9 100644
--- a/tools/opt/GraphPrinters.cpp
+++ b/tools/opt/GraphPrinters.cpp
@@ -19,12 +19,11 @@
 #include "llvm/Value.h"
 #include "llvm/Analysis/CallGraph.h"
 #include "llvm/Analysis/Dominators.h"
-#include <iostream>
-#include <fstream>
+#include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
 template<typename GraphType>
-static void WriteGraphToFile(std::ostream &O, const std::string &GraphName,
+static void WriteGraphToFile(raw_ostream &O, const std::string &GraphName,
                              const GraphType &GT) {
   std::string Filename = GraphName + ".dot";
   O << "Writing '" << Filename << "'...";
@@ -69,7 +68,7 @@ namespace {
     CallGraphPrinter() : ModulePass(&ID) {}
 
     virtual bool runOnModule(Module &M) {
-      WriteGraphToFile(std::cerr, "callgraph", &getAnalysis<CallGraph>());
+      WriteGraphToFile(llvm::errs(), "callgraph", &getAnalysis<CallGraph>());
       return false;
     }
 
diff --git a/utils/fpcmp/fpcmp.cpp b/utils/fpcmp/fpcmp.cpp
index 66d8ab159b..5f6b5e8d6e 100644
--- a/utils/fpcmp/fpcmp.cpp
+++ b/utils/fpcmp/fpcmp.cpp
@@ -14,7 +14,7 @@
 
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/FileUtilities.h"
-#include <iostream>
+#include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
 namespace {
@@ -37,7 +37,7 @@ int main(int argc, char **argv) {
                                   sys::PathWithStatus(File2),
                                   AbsTolerance, RelTolerance, &ErrorMsg);
   if (!ErrorMsg.empty())
-    std::cerr << argv[0] << ": " << ErrorMsg << "\n";
+    errs() << argv[0] << ": " << ErrorMsg << "\n";
   return DF;
 }
 
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